AirHint found the following cheapest return flights from Montreal (YUL) to Kigali (KGL) in September 2025 (see full year).

Return flights

08 Sep - 15 Sep	Air Canada
14 Sep - 21 Sep	Air Canada
29 Sep - 06 Oct	Brussels Airlines
28 Sep - 05 Oct	Air Canada
15 Sep - 22 Sep	Brussels Airlines
18 Sep - 25 Sep	Porter Airlines (Canada) Ltd
13 Sep - 20 Sep	Porter Airlines (Canada) Ltd
27 Sep - 04 Oct	Air Canada
10 Sep - 17 Sep	Air Canada
16 Sep - 23 Sep	Air Canada
24 Sep - 01 Oct	Brussels Airlines
07 Sep - 14 Sep	Air Canada
11 Sep - 18 Sep	Brussels Airlines
12 Sep - 19 Sep	Air Canada
30 Sep - 07 Oct	KLM
26 Sep - 03 Oct	Air Canada
25 Sep - 02 Oct	Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Montreal to Kigali in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Montreal to Kigali in September from 1067€

Return flights